709 CD/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 709 CD/P4A SKF:

d – 90 mm

D – 125 mm

B – 18 mm

d₁ – 103 mm

d₂ – 101.4 mm

D₂ – 115 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 27.5 mm

d_a – min. – 96 mm

d_a – max. – 102.3 mm

d_b – min. – 96 mm

d_b – max. – 100.7 mm

D_a – max. – 119 mm

D_b – max. – 121.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

Basic dynamic load rating – C – 17.8 kN

Basic static load rating – C₀ – 17.6 kN

Fatigue load limit – P_u – 0.72 kN

Limiting speed for grease lubrication – 14000 r/min

Ball – D_w – 7.144 mm

Ball – z – 36

Calculation factor – f₀ – 10

Preload class A – G_A – 59 N

Preload class B – G_B – 120 N

Preload class C – G_C – 355 N

Calculation factor – f – 1.12

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.07

Calculation factor – f_HC – 1

Preload class A – 53 N/micron

Preload class B – 70 N/micron

Preload class C – 112 N/micron

Mass bearing – 0.61 kg

BẠN MUA VÒNG BI 709 CD/P4A SKF Ở ĐÂU?

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